# Construction Master Pro Calc vs Trimble

The clearest difference is rating: Construction Master Pro Calc at 4.8 against Trimble's 3.4. Construction Master Pro Calc also leads on review sentiment (60% vs 22%) and ratings volume (40K vs 29). Trimble's advantage is in-app purchases (none vs 20). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Construction Master Pro Calc sells 12 in-app purchases, starting at $3.69 per month. Trimble asks for nothing beyond the download.

Construction Master Pro Calc holds the better App Store score, 4.8 against 3.4. That said, the two scores are not equally well evidenced: Construction Master Pro Calc has 40K ratings behind it against 29, so its average is the more settled of the two. Written reviews point the same way: 60% of Construction Master Pro Calc's written reviews are positive against 22% of Trimble's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 16, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Construction Master Pro Calc | Trimble |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (40K ratings)](https://appshunter.io/ios/app/construction-master-pro-calc/id370406446/reviews)** | [3.4 (29 ratings)](https://appshunter.io/ios/app/trimble-connect/id1076606537/reviews) |
| Number of ratings | **40K** | 29 |
| Positive reviews | **59.9% of reviews** | 21.9% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#47** | — |
| Size | 111 MB | 176 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Calculated Industries](https://appshunter.io/developer/370406449) | [Trimble Inc.](https://appshunter.io/developer/322561665) |

## What reviewers say

### Construction Master Pro Calc

[App page](https://appshunter.io/ios/app/construction-master-pro-calc/id370406446)

**Currently charting:** #47 Top Grossing · Utilities (US App Store)

This app is a powerful construction calculator designed for professionals working with dimensions. It offers a wide range of solutions for dimensional math, right angle calculations, area and volume, and special functions, helping to improve speed and accuracy in layouts, bids, and estimates.

**Highlights:** Dimensional math and conversions, Right angle and rafter calculations, Area and volume solutions, Full trigonometric functions, Built-in user's guide and help, Save and share calculations, Project notes and attachments

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Full Access | $3.69 | per month |
| 1 Month Full Access | $4.99 | per month |
| 1 Month Full Access | $4.99 | per month |
| 1 Month Full Access | $4.99 | per month |
| CMPro Full Access | $9.99 | per year |
| 6 Months Full Access | $19.99 | per 6 months |
| 1 Year Full Access | $19.99 | per year |
| 1 Year Full Access | $29.99 | per year |
| 1 Year Full Access | $39.99 | per year |
| 1 Year Full Access | $39.99 | per year |
| 1 Year Full Access | $39.99 | per year |
| 1 Year Full Access | $39.99 | per year |

**What reviewers like**

- 🚀 Convenient and always available
- ⚙️ Comprehensive construction calculations
- 💪 Industry-standard tool
- 🔍 Accurate and reliable
- 📱 Integrates well with mobile devices

**What reviewers complain about**

- 💰 Subscription model too expensive
- 🔒 Locks data behind subscription
- 🔄 Forced to re-purchase after device changes
- 🔍 Lacks full metric support
- 🔧 Occasional UI/UX issues

**Reported bugs**

- Crashes or freezes on certain devices
- Calculation errors in some scenarios
- Inconsistent behavior after updates

**Requested features**

- Add metric unit support
- Offer one-time purchase option
- Improve backup and data transfer
- Add more customization options
- Enhance overall user experience


### Trimble

[App page](https://appshunter.io/ios/app/trimble-connect/id1076606537)

This cloud-based platform facilitates collaboration for construction projects. It allows stakeholders to share, comment on, and manage project documents, photos, drawings, and 3D models across all project phases. Access information seamlessly on desktop, web, or mobile, even offline.

**Highlights:** Cloud-based project collaboration, Document, photo, drawing, and 3D model sharing, Offline access for field professionals, High-performance 3D model viewer, Task management (ToDos), Cross-platform accessibility

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Construction Master Pro Calc free?

Construction Master Pro Calc is free to download, with in-app purchases available.

### Is Trimble free?

Trimble is free to download, with no in-app purchases.

### Which has better reviews, Construction Master Pro Calc or Trimble?

Construction Master Pro Calc is rated higher. Construction Master Pro Calc averages 4.8 out of 5 from 40K ratings, while Trimble averages 3.4 from 29 ratings.

### Do Construction Master Pro Calc or Trimble have ads?

Neither Construction Master Pro Calc nor Trimble shows ads.

### Which is updated more often, Construction Master Pro Calc or Trimble?

Construction Master Pro Calc ships an update every 3 weeks, and Trimble every 3 weeks. Most recently, Construction Master Pro Calc was updated on October 16, 2026 and Trimble on October 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*